EP0256172A2 - Zuschnittfördervorrichtung für eine Verpackungsmaschine - Google Patents

Zuschnittfördervorrichtung für eine Verpackungsmaschine Download PDF

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Publication number
EP0256172A2
EP0256172A2 EP86202257A EP86202257A EP0256172A2 EP 0256172 A2 EP0256172 A2 EP 0256172A2 EP 86202257 A EP86202257 A EP 86202257A EP 86202257 A EP86202257 A EP 86202257A EP 0256172 A2 EP0256172 A2 EP 0256172A2
Authority
EP
European Patent Office
Prior art keywords
blank
movable
magazine
blanks
supports
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP86202257A
Other languages
English (en)
French (fr)
Other versions
EP0256172A3 (en
EP0256172B1 (de
Inventor
Mitsuhiro Shikoku Kakooki Co. Ltd. Koike
Yoshihiro Shikoku Kakooki Co. Ltd. Saijo
Tadaaki Shikoku Kakooki Co. Ltd. Kume
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shikoku Kakoki Co Ltd
Original Assignee
Shikoku Kakoki Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shikoku Kakoki Co Ltd filed Critical Shikoku Kakoki Co Ltd
Publication of EP0256172A2 publication Critical patent/EP0256172A2/de
Publication of EP0256172A3 publication Critical patent/EP0256172A3/en
Application granted granted Critical
Publication of EP0256172B1 publication Critical patent/EP0256172B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/02—Feeding or positioning sheets, blanks or webs
    • B31B50/04—Feeding sheets or blanks
    • B31B50/06—Feeding sheets or blanks from stacks
    • B31B50/062—Feeding sheets or blanks from stacks from the underside of a magazine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2100/00—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B2120/00—Construction of rigid or semi-rigid containers
    • B31B2120/30—Construction of rigid or semi-rigid containers collapsible; temporarily collapsed during manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/004—Closing boxes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
    • B31B50/74—Auxiliary operations
    • B31B50/76—Opening and distending flattened articles
    • B31B50/80—Pneumatically

Definitions

  • the present invention relates to a packaging machine, and more particularly to a blank feeder for a machine for shaping folded flat blanks into tubes of square to rectangular cross section, closing the tubes each at its one end, filling contents into the tubes and closing the filled tubes each at the other end thereof to form complete containers.
  • the packaging machine has a magazine for contain­ing a stack of many folded flat blanks which are unfoldable into square or rectangular tubes.
  • the main object of the present invention is to provide a blank feeder which is adpated to execute the above procedures automatically.
  • a blank feeder for a packaging machine comprising a magazine for containing a multiplicity of flat blanks in a stack, the magazine having at its lower end a frame defining a downward delivery opening, the frame comprising a pair of side frame members arranged in parallel with each other and each inclined downward from its one end toward the other end thereof, a lower frame member interconnecting the lower ends of the side frame members and an upper frame member extending between the side frame members in parallel with the lower frame member at a position close to the upper ends of the side frame members and movable longitudinally of the side frame members, the side frame members being spaced apart from each other by a distance slightly larger than the distance between the opposite side edges of the blank, the side frame members being respectively provided on their bottom surfaces with a pair of fixed blank supports partly projecting into the delivery opening and spaced apart from each other by a distance slightly smaller than the distance between the opposite side edges of the blank, the lower and upper frame members being respectively provided on their bottom surfaces with a pair of blank unfolding
  • a rotor l2 has six radial mandrels ll.
  • the rotor l2 is intermittently driven counterclockwise in Fig. 5.
  • the position where each mandrel ll stops as rightwardly downwardly inclined at an angle of 30 degrees with a horizontal line in Fig. 5 is a first station I.
  • the mandrel ll successively stops at six stations including the first station I, i.e. first to sixth stations I to VI.
  • the first station I is provided with the blank feeder l3.
  • the blank feeder l3 has a magazine l4 for accommodating a stack of many folded flat blanks B each unfoldable into a tube of square to rectangular cross section.
  • a magazine l4 for accommodating a stack of many folded flat blanks B each unfoldable into a tube of square to rectangular cross section.
  • different kinds of blanks (not shown) having different lengths are prepared for the packaging machine.
  • the blank feeder l3 has an elevator l5 for vertically moving blanks B within the magazine l4, a picker l6 for delivering each flat blank B from the magazine l4 while unfolding the blank into a square to rectangular tube, a holder l7 for retaining the delivered tubular blank B in shape, and a loader l8 for removing the tubular blank B from the holder l7 and fitting the blank onto the mandrel ll at rest at the first station I.
  • the end of the blank forming the bottom of the container to be obtained is projecting from the mandrel ll.
  • the second and third stations II and III are provided with primary and secondary heaters l9 and 20, respectively, for successively heating the blank end.
  • a breaker 2l for folding the end flat is provided at the following fourth station IV.
  • Disposed between the fourth station IV and the fifth station V is a guide rail 22 for holding the blank end in the folded state.
  • a sealing device 23 is provided at the fifth station V for pressing and cooling the folded flat end to seal the end and make the blank into a tubular container C having a bottom.
  • a container transfer device 24 is disposed for removing the bottomed tubular container C from the mandrel ll and delivering the container C onto a container transport conveyor 25.
  • the path of transport by the conveyor 25 has a starting end immediately below the rotor l2 and extends outward there­from.
  • a group of devices are arranged above the transport path for filling contents into the containers C being transported on the conveyor 25 and thereafter folding the upper end of each container C to the shape of a gabled roof to close the container C.
  • the magazine l4 has at its lower end a frame 32 defining a down­ward delivery opening 3l.
  • the frame 32 comprises a pair of side frame members 33, 34 arranged in parallel with each other and in parallel with and above an extension of the axis of the mandrel ll at rest at the first station I and each so inclined that one end thereof remote from the mandrel ll is at a lower level than the other end thereof close to the mandrel, a lower frame member 35 interconnect­ing and integral with the lower ends of the side frame members 33, 34, and an upper frame member 36 extending between the side frame members 33, 34 in parallel with the lower frame member 35, positioned close to the upper ends of the side frame members 33, 34 and movable longitudinally of the side frame members 33, 34.
  • One of the side frame members 33, 34 is positioned at a higher level than the other member.
  • the side frame members 33, 34 are spaced apart from each other by a distance slightly larger than the distance between the opposite side edges of the blank B.
  • the side frame members 33, 34 are provided on their bottom surfaces with a pair of fixed blank supports 38, 37, respectively, partly projecting into the delivery opening 3l and spaced apart from each other by a distance slightly smaller than the distance between the opposite side edges of the blank B.
  • Each of the fixed blank supports 37, 38 is a strip extending substantially over the entire length of the side frame member 33 or 34.
  • the lower and upper frame members 35 and 36 are inclined by an amount corresponding to the difference between the side frame members 33, 34 in level.
  • the lower and upper frame members 35, 36 are respectively provided on their bottom surfaces with a pair of blank unfolding pawls 40, 39 partly projecting into the delivery opening 3l.
  • the upper frame member 36 is placed at its opposite ends on the fixed blank supports 37, 38 and is movable by a hydraulic cylinder 4l in this state.
  • the hydraulic cylinder 4l comprises a cylinder tube 42 and a piston rod 43.
  • the cylinder tube 42 externally has four slide guide faces 44 which are T-shaped when seen from the front.
  • the head of the cylinder tube 42 is fixed to the outer side of the upper frame member 36 at a position close to one end of the member 36, with one of the four guide faces 44 in contact with the inside surface of one of the side frame members 33, 34.
  • the piston rod 43 extends longitudinally of the side frame members 33, 34 and is fixed at its forward end to the side frame member 33 by a bracket 45.
  • the hydraulic cylinder 4l when operated, moves the upper frame member 36 with the cylinder tube 42, whereby the position of the upper frame member 36 is adjustable to blanks of different lengths which are to be accommodated in the magazine l4, to make the end-to-end distance between the blank unfolding pawls 39, 40 slightly smaller than the distance between the opposite ends of blanks of a particular length.
  • Each of the side frame members 33, 34 has two fixed guide rods 5l extending upright therefrom, while the lower frame member 35 has two movable guide rods 52 extending upright therefrom.
  • the movable guide rods 52 are fixed at their base ends to a first reversibly rotatable pivot 54 by inverted L-shaped brackets 53.
  • the pivot 54 extends in parallel with the lower frame member 35.
  • the first reversibly rotatable pivot 54 when rotated by unillustrated suitable means, downwardly moves the guide rods 52 to a fallen position in which the forward ends of the rods 52 are at a lower level than the base ends thereof.
  • a tray 55 Disposed below the forward ends of the movable guide rods 52 in the fallen position is a tray 55 (see Fig. 5) for receiving the blanks remaining in the magazine l4 and to be unloaded therefrom.
  • a pair of pivotal arms 6l, 62 extends below the fixed blank supports 37, 38 from outside the delivery opening 3l into the opening 3l.
  • the pivotal arms 6l, 62 are provided at their forward ends with movable blank supports 63, 64, respectively.
  • the pivotal arms 6l, 62 have their base ends positioned at the middle of the height of the side frame members 33, 34 and are respectively fixed at these base ends to a pair of second reversibly rotatable pivots 65, 66 extending in parallel with the side frame members 33, 34.
  • Each of the pivotal arms 6l, 62 is in the form of a bent strip in its entirety and comprises a straight portion 67 (68) and an arcuate portion 69 (70).
  • the straight portion 67 (68) extends radially of the pivot 65 (66) and has a length equal to the distance between the pivot 65 (66) and the movable blank support 63 (64).
  • the arcuate portion 69 (70) connects the forward end of the straight portion 67 (68) to the movable blank support 63 (64) and coincides with approximately a quarter of a circumference centered about the pivot 65 (66) and having a radius equal to the pivot-to-support distance.
  • the movable blank support 63 (64) is in the form of a round bar extending in parallel with the second pivot 65 (66) and longer than the width of the pivotal arm 6l (62).
  • the second reversi­bly rotatable pivots 65, 66 when rotated by unillustrated suitable means, reciprocatingly move the movable blank supports 63, 64 between an upper position above the frame 32 and a lower position below the frame 32 through the delivery opening 3l.
  • the supports 63, 64 When in the upper position, the supports 63, 64 are positioned at a higher level than the base ends of the movable guide rods 52 in the fallen position.
  • the elevator l5 comprises upper drive sprockets 73 and lower driven sprockets 74 respectively provided approximately at the same levels as the forward ends and base ends of the fixed guide rods 5l at each side of the magazine l4 and respectively having rotary shafts 7l and 72 extending in parallel with each side frame member 33 (34), an endless chain 75 reeved around each pair of vertically opposed drive and driven sprockets 73, 74, and a blank support member 76 fixed to the endless chain 75 and projecting outward therefrom.
  • the picker l6, the holder l7 and the loader l8 are all well-known and will be described below only briefly.
  • the picker l6 comprises a lift member 82 having a plurality of upward vacuum cups 8l, and a guide piece 83 arched in cross section and extending below one of the side frame members 33, 34 in parallel therewith.
  • the guide piece 83 has an inwardly bulging curved inner surface which is formed with a downward stepped portion 84 close to its lower end.
  • the holder l7 comprises a guide rail 85 L-shaped in cross section and extending in parallel with the guide piece 83.
  • the guide rail 85 and the stepped portion 84 coact to hold the tubular blank B delivered from the opening 3l at two diagonally opposed corners of the blank.
  • the loader l8 comprises a pusher 86 movable in parallel with the guide piece 83 and the guide rail 85, whereby the blank B held by the holder l7 is pushed onto the mandrel ll.
  • Blanks B are loaded into and unloaded from the magazine l4 in the following manner.
  • the blank support members 76 on the elevator l5 are positioned in the vicinity of the upper end of the path of feed travel of the chains 75, and a stack of blanks B is placed on the members 76.
  • the drive sprockets 73 are driven in a direction to lower the blank support members 76, the blanks B are lowered as placed on the members 76 within the magazine l4.
  • the movable blank supports 63, 64 are brought to their upper position.
  • the blanks B are transferred from the members 76 onto the blank supports 63, 64.
  • the movable blank supports 63, 64 are moved from their upper position to the lower position.
  • the blanks B are transferred from the supports 63, 64 onto the fixed blank supports 37, 38.
  • the blanks are fed to the mandrels ll in the usual manner.
  • the movable blank supports 63, 64 are first moved from the lower position to the upper position, whereby the remaining blanks B on the fixed blank supports 37, 38 are transferred onto the movable blank supports 63, 64 and lifted to above the frame 32.
  • the movable guide rods 52 are then moved downward to the fallen position, whereupon the remaining blanks B slide down the guide rods 52 and are placed into the tray 55.

Landscapes

  • Supplying Of Containers To The Packaging Station (AREA)
  • Making Paper Articles (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
EP86202257A 1986-08-20 1986-12-15 Zuschnittfördervorrichtung für eine Verpackungsmaschine Expired - Lifetime EP0256172B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP196002/86 1986-08-20
JP61196002A JPS6355031A (ja) 1986-08-20 1986-08-20 包装機械におけるブランク供給装置

Publications (3)

Publication Number Publication Date
EP0256172A2 true EP0256172A2 (de) 1988-02-24
EP0256172A3 EP0256172A3 (en) 1989-01-18
EP0256172B1 EP0256172B1 (de) 1991-04-03

Family

ID=16350587

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86202257A Expired - Lifetime EP0256172B1 (de) 1986-08-20 1986-12-15 Zuschnittfördervorrichtung für eine Verpackungsmaschine

Country Status (4)

Country Link
US (1) US4708707A (de)
EP (1) EP0256172B1 (de)
JP (1) JPS6355031A (de)
DE (1) DE3678578D1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0376408A1 (de) * 1988-12-28 1990-07-04 Shikoku Kakoki Co., Ltd. Apparat zum Zuführen von Schachtelzuschnitten zu Dornen für die Herstellung der Böden
EP0574079A1 (de) * 1992-06-05 1993-12-15 Shikoku Kakoki Co., Ltd. Pappenzuführvorrichtung
US10786965B2 (en) 2012-11-30 2020-09-29 Graphic Packaging International, Llc Heat-assisted carton formation

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2739483B2 (ja) * 1988-08-24 1998-04-15 日本テトラパック株式会社 平らにされた筒状ブランクの立上げ方法とその装置
IT1224940B (it) * 1988-09-30 1990-10-29 Verpac Spa Macchina automatica per la piegatura a forma tubolare di fustellati piatti e dotati di linee di prepiegature od articolazioni
SE462485B (sv) * 1988-11-30 1990-07-02 Sprinter System Ab Magasin foer foerpackningsaemnen instaellbart foer foerutbestaemda aemnesformat
JP2525541Y2 (ja) * 1990-04-24 1997-02-12 四国化工機株式会社 包装機械におけるブランク付着紙粉収集装置
JP2527122Y2 (ja) * 1990-12-14 1997-02-26 四国化工機株式会社 ブランク保持装置
JPH0526806U (ja) * 1990-12-25 1993-04-06 四国化工機株式会社 ブランク供給装置
JP2557481Y2 (ja) * 1990-12-25 1997-12-10 四国化工機株式会社 ブランク供給装置
US5656007A (en) * 1994-10-20 1997-08-12 Riverwood International Corporation Apparatus for constructing multi-piece cartons
EP0727356B1 (de) * 1995-02-15 1998-08-12 Elopak Systems Ag Handhabungsmechanismus für Zuschnitte aus Pappe
ITBO20050583A1 (it) * 2005-09-28 2007-03-29 Marchesini Group Spa Metodo per la messa a volume di fustellati tubolari e stazione in cui tale metodo e' attuato
DE102011054327A1 (de) * 2011-10-10 2013-04-11 Elopak Systems Ag Füllmaschine zum Abfüllen von Produkten in Packungsbehälter sowie Verfahren hierzu

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817518A (en) * 1956-01-25 1957-12-24 Gardner Board & Carton Co Blank feeding apparatus
US2956483A (en) * 1957-08-27 1960-10-18 Redington Co F B Magazine structure and carton opening device for packaging machines
US3298288A (en) * 1964-01-31 1967-01-17 Anderson Carton infeed mechanism
US3364826A (en) * 1965-09-27 1968-01-23 Haskon Inc Carton forming apparatus
GB1170425A (en) * 1966-06-03 1969-11-12 Illinois Creamery Supply Co Machine for Automatically Forming, Filling, Closing and Sealing Plastic Coated Gable Top Cartons of Paperboard or the like
US3753333A (en) * 1971-04-23 1973-08-21 E Derderian Carton handling machine
US4183704A (en) * 1976-10-29 1980-01-15 Rima Enterprises Compensating stacker for printed signatures
EP0076141A2 (de) * 1981-09-29 1983-04-06 John Walter Hoehn Gerät zum Aufrichten von Faltschachteln

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2887021A (en) * 1956-04-04 1959-05-19 Ex Cell O Corp Apparatus for feeding blanks to a container fabricating machine
US2900880A (en) * 1956-08-30 1959-08-25 Redington Co F B Carton expanding and conveyer loading mechanism
US4273322A (en) * 1979-07-09 1981-06-16 Wayne Automation Corporation Gate mechanism for carton erecting machine

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817518A (en) * 1956-01-25 1957-12-24 Gardner Board & Carton Co Blank feeding apparatus
US2956483A (en) * 1957-08-27 1960-10-18 Redington Co F B Magazine structure and carton opening device for packaging machines
US3298288A (en) * 1964-01-31 1967-01-17 Anderson Carton infeed mechanism
US3364826A (en) * 1965-09-27 1968-01-23 Haskon Inc Carton forming apparatus
GB1170425A (en) * 1966-06-03 1969-11-12 Illinois Creamery Supply Co Machine for Automatically Forming, Filling, Closing and Sealing Plastic Coated Gable Top Cartons of Paperboard or the like
US3753333A (en) * 1971-04-23 1973-08-21 E Derderian Carton handling machine
US4183704A (en) * 1976-10-29 1980-01-15 Rima Enterprises Compensating stacker for printed signatures
EP0076141A2 (de) * 1981-09-29 1983-04-06 John Walter Hoehn Gerät zum Aufrichten von Faltschachteln

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0376408A1 (de) * 1988-12-28 1990-07-04 Shikoku Kakoki Co., Ltd. Apparat zum Zuführen von Schachtelzuschnitten zu Dornen für die Herstellung der Böden
EP0574079A1 (de) * 1992-06-05 1993-12-15 Shikoku Kakoki Co., Ltd. Pappenzuführvorrichtung
US10786965B2 (en) 2012-11-30 2020-09-29 Graphic Packaging International, Llc Heat-assisted carton formation
US11364700B2 (en) 2012-11-30 2022-06-21 Graphic Packaging International, Llc Heat-assisted carton formation

Also Published As

Publication number Publication date
US4708707A (en) 1987-11-24
JPH0419087B2 (de) 1992-03-30
JPS6355031A (ja) 1988-03-09
EP0256172A3 (en) 1989-01-18
DE3678578D1 (de) 1991-05-08
EP0256172B1 (de) 1991-04-03

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